A$.$ position power is the most important situational factor.

B$.$ leaders need to be flexible in their leadership style in order to be most effective.

C$.$ the style most appropriate for a situation with good leader relations, high task structure, and strong position power is the relationship$-$oriented leader.

D$.$ managers need to design the situation to fit the leader because leadership style is relatively unchangeable.

E$.$ followers need to have a flexible readiness.